Setting up your WPF build environment can be a tedious exercise. this weekend, I re-formatted my build PC... here is what I installed to get it up and running again: Operating System Windows XP Professional Service Pack 3 All my laptop's drivers (Downloaded newest version from web) Run Windows Updated and install all the available updates Development Software Visual Studio 2008 Professional Blend 2.5 March 2008 Preview (Build number MUST be 2.1.1113.0 or better) Windows SDK (Also read Installing...